Answer:
The positive control is an experiment that involves the repetition of the testusing working treatment. ... This helps the analyst compare the result to a new experiment against an already results that are already known. Negative controls are always used during microbiology testing.
Answer:
The type of exercise determines the health and fitness benefit of the exercise.
<em>hope</em><em> it</em><em> helps</em><em> you</em>
Parasitism, that should be the correct answer for this question!
Those are really wacky answers to choose from. It isn't B.They are usually man made. It's not C. we still need to be careful. It is not D. It is always your responsibility for whatever you do. It shouldn't be A, but that would kind of make sense. I would choose A.